Home / 39,929.05-55,099.50-22,024.18

Finding the Fourth Proportional to 39,929.05, 55,099.50 and 22,024.18

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Solution

The fourth proportional to 39,929.05, 55,099.50 and 22,024.18 is: 30,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,929.05 : 55,099.50 = 22,024.18 : x
  2. Step 2: Convert to fraction form
    39,929.05/55,099.50 = 22,024.18/x
  3. Step 3: Cross multiply
    39,929.05x = 55,099.50 × 22,024.18
  4. Step 4: Simplify right side
    39,929.05x = 1,213,521,305.91
  5. Step 5: Solve for x
    x = 1,213,521,305.91/39,929.05
  6. Step 6: Final answer
    x = 30,391.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.